Permix: Lightweight Type-Safe TS Permissions Library Wins Developer Praise

jonathan_wilke · x · 2026-08-18

Developer Jonathan Wilke recommends the open-source Permix by @letstri: a lightweight, framework-agnostic, type-safe permissions (RBAC) library for TypeScript on both client and server (596 stars). After integrating it into the supastarter SaaS kit, he found permission handling clean and seamless.

Usage is minimal: define entities/actions, run setup, then call permix.check('post.read') for type-safe checks. Notably, Permix ships versioned agent skills (TanStack Intent) inside the npm package so AI coding agents can understand and use it directly.

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